WWW.RTSAK.COM - 21.3.75.82.in-addr.arpa
Search for IP or hostnames:
21.3.75.82.in-addr.arpa checked at 2025-11-04T12:11:49.213Z 602ms 49/49/49 100% R:1521.3.75.82.in-addr.arpa
| NS | rns1.upc.biz | ||||||
| A | 2001:730:3e12::134 🇳🇱 Liberty Global | ||||||
| A | 195.34.133.134🇦🇹 Liberty Global | ||||||
| PTR | rns1.upc.biz | ||||||
| NS | rns2.upc.biz | ||||||
| A | 2001:730:3e12:1000::134 🇳🇱 Liberty Global | ||||||
| A | 213.47.222.134🇳🇱 Liberty Global | ||||||
| PTR | rns2.upc.biz | ||||||
| PTR | 82-75-3-21.cable.dynamic.v4.ziggo.nl | ||||||
| A | 82.75.3.21🇳🇱 TNF-AS | ||||||
| PTR | 82-75-3-21.cable.dynamic.v4.ziggo.nl | ||||||
3.75.82.in-addr.arpa
| NS | rns1.upc.biz | ||||||
| NS | rns2.upc.biz | ||||||
Starts with same word
Starts similarily
AI analysis
Two name servers rns1.upc.biz and rns2.upc.biz handle delegation for 21.3.75.82.in-addr.arpa. 
21.3.75.82.in-addr.arpa uses the same name server setup as other domains, for example 58.102.111.92.in-addr.arpa, 198.118.120.212.in-addr.arpa, 126.19.105.84.in-addr.arpa, 203.25.84.in-addr.arpa and 13.31.84.in-addr.arpa.
Host names with two IP numbers:
rns1.upc.biz points to: 2001:730:3e12::134 and 195.34.133.134
rns2.upc.biz points to: 2001:730:3e12:1000::134 and 213.47.222.134
82-75-3-21.cable.dynamic.v4.ziggo.nl points to a single IP: 82.75.3.21. 
dbq